NEW YORK & TOKYO--(BUSINESS WIRE)--Medidata Solutions (NASDAQ: MDSO), a leading global provider of SaaS-based clinical development solutions, today announced that Keio Center for Clinical Research (CCR), one of Japan’s two centers of excellence promoting global clinical research, has chosen to standardize on Medidata Rave® as its electronic data capture (EDC) and clinical data management (CDM) solution.